842743432 has 16 divisors (see below), whose sum is σ = 1631116800. Its totient is φ = 407778960.

The previous prime is 842743381. The next prime is 842743439. The reversal of 842743432 is 234347248.

842743432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 842743391 and 842743400.

It is not an unprimeable number, because it can be changed into a prime (842743439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1698832 + ... + 1699327.

It is an arithmetic number, because the mean of its divisors is an integer number (101944800).

Almost surely, 2^842743432 is an apocalyptic number.

It is an amenable number.

842743432 is a deficient number, since it is larger than the sum of its proper divisors (788373368).

842743432 is a wasteful number, since it uses less digits than its factorization.

842743432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3398196 (or 3398192 counting only the distinct ones).

The product of its digits is 129024, while the sum is 37.

The square root of 842743432 is about 29030.0436100258. The cubic root of 842743432 is about 944.5648760575.

The spelling of 842743432 in words is "eight hundred forty-two million, seven hundred forty-three thousand, four hundred thirty-two".